______,beater to mixer. Turn to Speed 2 and mix about 30 seconds. Stop and Scrape bowl. Turn to Speed 4,and beat about 1 minutes. Stop and scrape bowl.,Add 1 cup flour, cocoa powder, baking powder, and salt. Turn to Stir Speed and mix about 30 seconds.,Gradually add remaining 1 1/2 cups flour and mix about 30 seconds longer. Turn to Speed 2 and mix,about 30 seconds. Turn to Stir Speed and add chocolate chunks and nuts, mixing just until blended.,Drop by rounded teaspoonfuls onto greased baking sheets, about 2 inches apart, bake at 325°F for 12 to,13 minutes, or until edges are set. Do not over bake. Cool on baking sheets about 1 minute. Remove to,wire racks and cool completely.